Add 45/4 and 18/28
1st number: 11 1/4, 2nd number: 18/28
45/4 + 18/28 is 333/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
45/4 = 45 × 7/4 × 7 = 315/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
18/28 = 18 × 1/28 × 1 = 18/28 - Add the two like fractions:
315/28 + 18/28 = 315 + 18/28 = 333/28 - So, 45/4 + 18/28 = 333/28
In mixed form: 1125/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+18/28 45/4+36/28 45/8+18/28 45/4+18/56 45/4+54/28 45/12+18/28 45/4+18/84 45/4+90/28 45/20+18/28 45/28+18/28